Fix Copilot integration and other enhancements

README.md

@@ -19,7 +19,8 @@ perfect commit message.
   when you run `git commit -v`
 - 🎯 Works from terminal or within Neovim (using vim-fugitive)
 - 🤝 Non-intrusive - if you start typing, AI suggestions are added as comments instead
-- 🔑 Uses `GEMINI_API_KEY`, `OPENAI_API_KEY`, or `ANTHROPIC_API_KEY` environment variables for authentication
+- 🔑 Uses `GEMINI_API_KEY`, `OPENAI_API_KEY`, `COPILOT_TOKEN`, or `ANTHROPIC_API_KEY` environment variables for authentication
+- 🔐 Copilot: automatically uses existing authentication from copilot.lua or copilot.vim (no token needed)
 - ⚙️ Configurable model, temperature, and max tokens
 - 🔄 Optional push prompt after successful commits
 - ⬇️⬆️ Pull before push to reduce rejections (configurable with args)
@@ -91,7 +92,9 @@ export GEMINI_API_KEY="your-api-key-here"
 export OPENAI_API_KEY="your-api-key-here"
 ```
 
-**For Anthropic:**
+**For Copilot:**
+
+If you're already using [copilot.lua](https://github.com/zbirenbaum/copilot.lua) or [copilot.vim](https://github.com/github/copilot.vim), authentication is automatic, no setup needed. Otherwise:
 
 ```bash
 export COPILOT_TOKEN="your-github-copilot-token-here"
@@ -127,8 +130,8 @@ require("ai_commit_msg").setup({
     args = { "--rebase", "--autostash" }, -- arguments passed to `git pull`
   },
 
-  -- Show spinner while generating
-  spinner = true,
+  -- Show spinner while generating (true for default, false to disable, or custom frames array)
+  spinner = true, -- Can also be false or { "⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏" }
 
   -- Show notifications
   notifications = true,
@@ -352,7 +355,7 @@ git config --global core.editor nvim
 
 ## Tips
 
-- The plugin uses Gemini API, OpenAI Chat Completions API, and Anthropic Messages API directly
+- The plugin uses Gemini API, Copilot Chat Completions API, OpenAI Chat Completions API, and Anthropic Messages API directly
 - Lower temperature values (0.1-0.3) produce more consistent commit messages
 - Higher temperature values (0.5-0.8) produce more creative variations
 - The default model `gemini-2.5-flash-lite` provides excellent results at a very low cost

lua/ai_commit_msg/config.lua

@@ -4,6 +4,9 @@ local M = {}
 local DEFAULT_PROMPT = [[{diff}]]
 local DEFAULT_SYSTEM_PROMPT = require("ai_commit_msg.prompts").DEFAULT_SYSTEM_PROMPT
 
+-- Default spinner frames
+M.DEFAULT_SPINNER_FRAMES = { "⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏" }
+
 ---@class ProviderConfig
 ---@field model string Model to use for this provider
 ---@field temperature number|nil Temperature for the model (0.0 to 1.0)
@@ -25,7 +28,7 @@ local DEFAULT_SYSTEM_PROMPT = require("ai_commit_msg.prompts").DEFAULT_SYSTEM_PR
 ---@field providers table<string, ProviderConfig> Provider-specific configurations
 ---@field auto_push_prompt boolean Whether to prompt for push after commit
 ---@field pull_before_push { enabled: boolean, args: string[] } Whether and how to run `git pull` before pushing
----@field spinner boolean Whether to show a spinner while generating
+---@field spinner string[]|boolean Array of spinner frames to animate, true for default frames, or false to disable spinner
 ---@field notifications boolean Whether to show notifications
 ---@field context_lines number Number of surrounding lines to include in git diff
 ---@field keymaps table<string, string|false> Keymaps for commit buffer

lua/ai_commit_msg/generator.lua

@@ -1,8 +1,7 @@
 local M = {}
 
-local function get_spinner()
-  local spinner = { "⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏" }
-  return spinner[math.floor(vim.uv.hrtime() / (1e6 * 80)) % #spinner + 1]
+local function get_spinner(spinner_frames)
+  return spinner_frames[math.floor(vim.uv.hrtime() / (1e6 * 80)) % #spinner_frames + 1]
 end
 
 local function notify(msg, level, config)
@@ -24,19 +23,34 @@ function M.generate(config, callback)
   end)
 
   local spinner_timer
-  local notif_id = "ai-commit-msg"
+  local notify_record
+  local notify_called = false
+
+  -- Resolve spinner frames: true uses default, table uses custom, false disables
+  local spinner_frames = nil
+  if config.spinner == true then
+    spinner_frames = require("ai_commit_msg.config").DEFAULT_SPINNER_FRAMES
+  elseif type(config.spinner) == "table" and #config.spinner > 0 then
+    spinner_frames = config.spinner
+  end
 
   -- Start spinner if enabled
-  if config.spinner and config.notifications then
+  if spinner_frames and config.notifications then
     local function update_spinner()
       if not spinner_timer or spinner_timer:is_closing() then
         return
       end
-      vim.notify(get_spinner() .. " Generating commit message...", vim.log.levels.INFO, {
-        id = notif_id,
+      local opts = {
         title = "AI Commit",
         timeout = false,
-      })
+        hide_from_history = notify_called,
+      }
+      if notify_record then
+        opts.replace = notify_record.id
+      end
+      notify_record =
+        vim.notify(get_spinner(spinner_frames) .. " Generating commit message...", vim.log.levels.INFO, opts)
+      notify_called = true
     end
 
     spinner_timer = vim.uv.new_timer()
@@ -66,13 +80,16 @@ function M.generate(config, callback)
       vim.schedule(function()
         local error_msg = "Failed to get git diff: " .. (diff_res.stderr or "Unknown error")
         vim.notify("ai-commit-msg.nvim: " .. error_msg, vim.log.levels.ERROR)
-        -- Clear spinner notification with error message
+        -- Replace spinner notification with error message
         if config.notifications then
-          vim.notify("❌ " .. error_msg, vim.log.levels.ERROR, {
-            id = notif_id,
+          local opts = {
             title = "AI Commit",
             timeout = 3000,
-          })
+          }
+          if notify_record then
+            opts.replace = notify_record.id
+          end
+          vim.notify("❌ " .. error_msg, vim.log.levels.ERROR, opts)
         end
         if callback then
           callback(false, error_msg)
@@ -93,13 +110,16 @@ function M.generate(config, callback)
       vim.schedule(function()
         local error_msg = "No staged changes to commit"
         vim.notify("ai-commit-msg.nvim: " .. error_msg, vim.log.levels.WARN)
-        -- Clear spinner notification with warning message
+        -- Replace spinner notification with warning message
         if config.notifications then
-          vim.notify("⚠️  " .. error_msg, vim.log.levels.WARN, {
-            id = notif_id,
+          local opts = {
             title = "AI Commit",
             timeout = 3000,
-          })
+          }
+          if notify_record then
+            opts.replace = notify_record.id
+          end
+          vim.notify("⚠️  " .. error_msg, vim.log.levels.WARN, opts)
         end
         if callback then
           callback(false, error_msg)
@@ -125,13 +145,16 @@ function M.generate(config, callback)
       vim.schedule(function()
         if not success then
           vim.notify("ai-commit-msg.nvim: " .. result, vim.log.levels.ERROR)
-          -- Clear spinner notification with error message
+          -- Replace spinner notification with error message
           if config.notifications then
-            vim.notify("❌ " .. result, vim.log.levels.ERROR, {
-              id = notif_id,
+            local opts = {
               title = "AI Commit",
               timeout = 3000,
-            })
+            }
+            if notify_record then
+              opts.replace = notify_record.id
+            end
+            vim.notify("❌ " .. result, vim.log.levels.ERROR, opts)
           end
           if callback then
             callback(false, result)
@@ -153,13 +176,16 @@ function M.generate(config, callback)
           end
 
           vim.notify("ai-commit-msg.nvim: Generated message: " .. result:sub(1, 50) .. "...", vim.log.levels.DEBUG)
-          -- Clear spinner notification with success message
+          -- Replace spinner notification with success message
           if config.notifications then
-            vim.notify("✅ Commit message generated (" .. duration_cost_str .. ")", vim.log.levels.INFO, {
-              id = notif_id,
+            local opts = {
               title = "AI Commit",
               timeout = 2000,
-            })
+            }
+            if notify_record then
+              opts.replace = notify_record.id
+            end
+            vim.notify("✅ Commit message generated (" .. duration_cost_str .. ")", vim.log.levels.INFO, opts)
           end
           if callback then
             callback(true, result)